CVE-2026-74981

Katalog CVE

CVSS 8.1 · High EPSS 0,21%

Kerentanan Origin Validation Error pada mozilla firefox, mozilla thunderbird. Skor CVSS 3.1 8.1 (High) menurut CISA ADP.

Deskripsi (NVD)

Site isolation issue in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.

Rincian

Terbit di NVD

18 Agustus 2026

Terakhir diubah

25 Agustus 2026

Status NVD

Analyzed

CVSS 3.1

8.1 (High), sumber CISA ADP
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-346: Origin Validation Error

EPSS (30 hari)

0,21% peluang dieksploitasi; lebih tinggi dari 10,3% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.mozilla.org/security/advisories/mfsa2026-74/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2026-77/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2026-78/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2026-80/ advisory vendor
• https://bugzilla.mozilla.org/show_bug.cgi?id=2050480 permissions required